/*
 * Copyright (c) 2011 Auzingers
 * Created by Oui-IT
 *
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except
 * in compliance with the License. You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software distributed under the License
 * is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
 * or implied. See the License for the specific language governing permissions and limitations under
 * the License.
 */
package com.auzingers.docsorganizer.util;

/**
 * Utility class for String functions.
 */
public final class StringUtil {

    /** Private constructor of utility class. */
    private StringUtil() {
        //hidden constructor
    }

    /**
     * Null safe call to trim.
     * @param value the string to trim
     * @return the trimmed string
     */
    public static String trim(String value) {
        return (value == null) ? null : value.trim();
    }
}
